Here is your guide to getting enterprise-grade flow visibility for exactly . Why NetFlow? (And why free?) NetFlow doesn't look at the full packet (which is heavy and privacy-invasive). It looks at the conversation: Who talked to who? Using what protocol? For how long? How much data?
That is simply not true.
Have a favorite free NetFlow tool I missed? Let me know in the comments below! netflow monitoring free
If you manage a network, you know the feeling. Bandwidth is crawling, someone is streaming 4K video, or worse—you suspect a security breach. You need answers, not just gut feelings. Here is your guide to getting enterprise-grade flow